33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
44352
4237
2
Create a timeline
Public Timelines
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
FAQ
Get premium
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Terms
Privacy
FAQ
Support 24/7
Cabinet
Get premium
Donate
apr 30, 1913 - 1913 Niels Bohr Electrons had different energy levels
Added to timeline:
chemistry
By
D'Kerrington Traylor
19 Sep 2017
0
0
545
Date:
apr 30, 1913
Now
~ 112 years ago
About & Feedback
Terms
Privacy
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
